Fig. 9

HA for drug delivery. A HA-derived modified liposomes are administered intracellularly to sites expressing CD44 cells. Reprinted (adapted) with permission from [215]. Copyright 2018, American Chemical Society. B 3D microneedles containing 6-r-hirudin [216]. Copyright 2022, the Authors. Published by IOP Publishing Ltd. Based on Creative Commons Attribution License (CC BY). C Vancomycin-containing HA-based hydrogel withTi-10Ta-2Nb-2Zr (TTNZ) stent and broad view of 3D-printed samples (3DP) and 3D printed scaffolds treated by MAO (3DM) stents [72]. Copyright 2021, Elsevier B.V. All rights reserved. D HA/chitosan hydrogels for 3D printing with modulation and facilitation of multiple drug release [217]. Copyright 2021, Elsevier B.V. All rights reserved. License Number: 5620831345362. E Preformed tablet chamber for the treatment of hypertension [218]. Copyright 2018, the Authors. Licensee MDPI, Basel, Switzerland. Based on Creative Commons Attribution License (CC BY)